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Geomagnetic storm on 18 Nov 1989 (G3)
Max Kp7oG3
Ap45No. 29 in 1989
Consecutive G1+ days2
Ap rank1,213since 1932
Kp by 3-hour slot (UTC)
7o
7-
5+
4-
2+
3-
2+
2o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 15 Nov 1989 | 3o | 6 | – |
| 16 Nov 1989 | 2o | 5 | – |
| 17 Nov 1989 | 8o | 109 | G4 |
| 18 Nov 1989 | 7o | 45 | G3 |
| 19 Nov 1989 | 3o | 8 | – |
| 20 Nov 1989 | 3- | 8 | – |
| 21 Nov 1989 | 4o | 12 | – |
Highest-Ap days of 1989
246
158
146
112
109
78
77
76
71
70
Dates and time slots are UTC. Kp is the 3-hourly planetary geomagnetic index (0–9); Ap is the daily average disturbance. G1–G5 follow the NOAA storm scale (Kp 5- and above counted as G1). Aurora visibility also depends on weather and location. The latest values are preliminary.
About this page
Max Kp 7o, Ap 45: No. 1,213 of 34,615 days since 1932 by Ap.